Board connector and connector assembly

Abstract

Disclosed is a board connector including a board connector body, conductive terminals of upper and lower rows inserted inside the board connector body and a docking housing wrapped outside the board connector body, wherein a front end of the board connector is used for docking with a cable connector, the docking housing including a top wall, a bottom wall and two side walls, a docking slot is provided between the top wall and a top surface of the board connector body, and the bottom wall is provided with a blocking element that protrudes downward. As compared with the prior art, interference may occur between a front end of a blocking element and a front end of a cable connector when the cable connector is reversely inserted, thereby preventing occurrence of a reverse inserting phenomenon.

What is claimed is: 
     
       1. A connector assembly, comprising:
 a cable connector; and 
 a board connector; 
 the cable connector and the board connector being inserted to each other; 
 wherein the board connector comprises a board connector body, conductive terminals of upper and lower rows inserted inside the board connector body and a docking housing wrapped outside the board connector body, wherein a front end of the board connector is used for docking with a cable connector, the docking housing comprises a top wall, a bottom wall and two side walls, a docking slot is provided between the top wall and a top surface of the board connector body, and a bottom of the board connector is provided with a blocking element that protrudes downward; 
 wherein the cable connector comprises an insulating body, a PCB board provided inside the insulating body, and a cable having one end electrically connected to the PCB board and passing outward through the insulating body, wherein a front end of the PCB board extends forward outside the insulating body and forms an inserting portion, a metal contact sheet is arranged on a surface of the inserting portion, a top of the insulating body protrudes forward to form a docking portion, the docking portion is located above the inserting portion, and a first restriction slot is formed between a bottom surface of the docking portion and a top surface of the inserting portion; 
 wherein when the cable connector is reversely inserted, interference occurs between the blocking element and a front end of the docking portion. 
 
     
     
       2. The connector assembly according to  claim 1 , characterized in that the blocking element is formed by a part of the bottom wall of the docking housing that is bent downward. 
     
     
       3. The connector assembly according to  claim 2 , characterized in that the blocking element is integrally formed with the docking housing. 
     
     
       4. The connector assembly according to  claim 1 , characterized in that the blocking element is assembled to the bottom wall of the docking housing. 
     
     
       5. The connector assembly according to  claim 1 , characterized in that the blocking element is formed by a part of the board connector body that protrudes downward;
 a notch is provided at a front end of the bottom wall of the docking housing, the blocking element protrudes downward from the notch; or a perforation is provided on the bottom wall of the docking housing, the blocking element protrudes downward from the perforation. 
 
     
     
       6. The connector assembly according to  claim 1 , characterized in that there is one blocking element provided at a middle portion of the bottom wall, or there are two blocking elements symmetrically provided at two sides of the bottom wall, or there are a plurality of blocking elements distributed evenly on the bottom wall. 
     
     
       7. The connector assembly according to  claim 1 , characterized in that the blocking element is provided at a front end of the bottom wall. 
     
     
       8. The connector assembly according to  claim 1 , characterized in that an included angle is formed between a protruding direction of the blocking element and a docking direction of the board connector, wherein the included angle is smaller than or equal to 90 degrees. 
     
     
       9. The connector assembly according to  claim 1 , characterized in that the top wall and a part of a side wall connected to the top wall extend forward to form a lug for directing docking. 
     
     
       10. The connector assembly according to  claim 9 , characterized in that a front end surface of the lug goes beyond a front end surface of the board connector body; and/or there is a pair of lugs and the docking slot is provided between the pair of lugs. 
     
     
       11. The connector assembly according to  claim 1 , characterized in that a front end of the top wall is bent downward to form a guiding piece. 
     
     
       12. The connector assembly according to  claim 11 , characterized in that there is a pair of guiding pieces symmetrically provided at two sides of the top wall; or there is one guiding piece provided at a middle portion of the top wall;
 a width of the guiding piece is 0.4˜1.5 mm and a height of the guiding piece is 0.2˜1.3 mm. 
 
     
     
       13. The connector assembly according to  claim 1 , characterized in that a guiding slot is provided on the docking portion along an extending direction of the docking portion, and a front end of the guiding slot communicates to a front end surface of the docking portion. 
     
     
       14. The connector assembly according to  claim 13 , characterized in that there are two pieces of guiding slots and the two pieces of guiding slots are symmetrically provided at two sides of the docking portion, or there is one piece of guiding slot provided at a middle portion of the docking portion. 
     
     
       15. The connector assembly according to  claim 1 , characterized in that two sides of the insulating body extend forward to form side fenders, and a second restriction slot is formed between the side fender and the docking portion and/or the inserting portion; and/or the cable connector further comprises a clip, a mounting slot is provided on a top of the docking portion, and the clip is mounted inside the mounting slot. 
     
     
       16. A connector assembly, comprising:
 a cable connector; and 
 a board connector; 
 the cable connector and the board connector being inserted to each other; 
 wherein the board connector comprises a board connector body, conductive terminals of upper and lower rows inserted inside the board connector body and a docking housing wrapped outside the board connector body, wherein a front end of the board connector is used for docking with a cable connector, the docking housing comprises a top wall, a bottom wall and two side walls, a docking slot is provided between the top wall and a top surface of the board connector body, and a bottom of the board connector is provided with a blocking element that protrudes downward; 
 wherein the cable connector comprises an insulating body, a PCB board provided inside the insulating body, and a cable having one end electrically connected to the PCB board and passing outward through the insulating body, wherein a front end of the PCB board extends forward outside the insulating body and forms an inserting portion, a metal contact sheet is arranged on a surface of the inserting portion, a top of the insulating body protrudes forward to form a docking portion, the docking portion is located above the inserting portion, and a first restriction slot is formed between a bottom surface of the docking portion and a top surface of the inserting portion; 
 wherein a guiding slot is provided on the docking portion along an extending direction of the docking portion, and a front end of the guiding slot communicates to a front end surface of the docking portion; 
 wherein a front end of the top wall of the docking housing is bent downward to form a guiding piece, and the guiding slot is provided at a top of the docking portion and cooperates with the guiding piece. 
 
     
     
       17. A connector assembly, comprising:
 a cable connector; and 
 a board connector; 
 the cable connector and the board connector being inserted to each other; 
 wherein the board connector comprises a board connector body, conductive terminals of upper and lower rows inserted inside the board connector body and a docking housing wrapped outside the board connector body, wherein a front end of the board connector is used for docking with a cable connector, the docking housing comprises a top wall, a bottom wall and two side walls, a docking slot is provided between the top wall and a top surface of the board connector body, and a bottom of the board connector is provided with a blocking element that protrudes downward; 
 wherein the cable connector comprises an insulating body, a PCB board provided inside the insulating body, and a cable having one end electrically connected to the PCB board and passing outward through the insulating body, wherein a front end of the PCB board extends forward outside the insulating body and forms an inserting portion, a metal contact sheet is arranged on a surface of the inserting portion, a top of the insulating body protrudes forward to form a docking portion, the docking portion is located above the inserting portion, and a first restriction slot is formed between a bottom surface of the docking portion and a top surface of the inserting portion; 
 wherein a guiding slot is provided on the docking portion along an extending direction of the docking portion, and a front end of the guiding slot communicates to a front end surface of the docking portion; 
 wherein a width of the guiding slot is 0.5˜2 mm and a height of the guiding slot is 0.3˜1.5 mm.